A car bomb has exploded near police headquarters in Iran’s southeastern port city of Chabahar, killing 4 and leaving many injured, Iranian media reports.

The blast was likely a suicide attack, a source told ISNA news agency, and was planning to attack the police station. But after he was stopped by police, he blew himself up.

The number of those killed in the explosion has reached 4, while many others were reported injured, acting Governor of Sistan and Baluchestan Province told Tasnim. Local media say women and children are among those injured.